UPDATE: Christopher O. Allen, 49, of Rehoboth Beach turned himself in at Troop 7 on Friday to answer warrants related to a physical domestic incident that occurred on Dec. 18, state police said.

Delaware State Police say they are looking for a Rehoboth Beach man they say threatened his girlfriend’s son with a hunting knife.

The incident happened during a verbal domestic incident on Dec. 18 between Christopher O. Allen, 49, and his 42-year-old girlfriend in the unit block of Stephanie Court, Henlopen Keys, that turned physical, police said in a release.

Police said Allen pulled out a hunting knife and threatened the woman's 27-year-old son who was present during the incident.

Prior to fleeing the residence, Allen took a gift card that belonged to his girlfriend, police said.

Allen faces the following charges:

Possession of a deadly weapon during the commission of a felony

Aggravated menacing (felony)

Terroristic threatening

Theft under $1,500

Offensive touching

Anyone with information regarding Allen’s location is asked to contact Troop 7 at 302-644-5020. Information may also be provided by calling Delaware crime stoppers at 1-800-TIP-3333 or via the internet at http://www.delaware.crimestoppersweb.com.